{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:XTUARRVRIDAZGIYP34W325V67G","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"1a00ef829243381c4792f7fe00d91f5044c6a2bb12d9e6bba05ac9bc5ba07a97","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2018-07-06T18:52:03Z","title_canon_sha256":"cc86a659f8b8b9c4b4979ad606974393dbd8c529ced9501ed3d4bf405f2d02de"},"schema_version":"1.0","source":{"id":"1807.02545","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1807.02545","created_at":"2026-05-18T00:11:16Z"},{"alias_kind":"arxiv_version","alias_value":"1807.02545v1","created_at":"2026-05-18T00:11:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1807.02545","created_at":"2026-05-18T00:11:16Z"},{"alias_kind":"pith_short_12","alias_value":"XTUARRVRIDAZ","created_at":"2026-05-18T12:33:01Z"},{"alias_kind":"pith_short_16","alias_value":"XTUARRVRIDAZGIYP","created_at":"2026-05-18T12:33:01Z"},{"alias_kind":"pith_short_8","alias_value":"XTUARRVR","created_at":"2026-05-18T12:33:01Z"}],"graph_snapshots":[{"event_id":"sha256:5e06aea335fb42417b2de84da8471c026ded508809dfb6a6e0f3887982703377","target":"graph","created_at":"2026-05-18T00:11:16Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"This paper considers the lexicographical challenge of defining actions a person takes while eating. The goal is to establish objective and repeatable gesture definitions based on discernible intent. Such a standard would support the sharing of data and results between researchers working on the problem of automatic monitoring of dietary intake. We define five gestures: taking a bite of food (bite), sipping a drink of liquid (drink), manipulating food for preparation of intake (utensiling), not moving (rest) and a non-eating category (other). To test this lexicography, we used our definitions t","authors_text":"Adam Hoover, Eric Muth, Yiru Shen","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2018-07-06T18:52:03Z","title":"A Study of the Lexicography of Hand Gestures During Eating"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1807.02545","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:80cb50696d0af831dbe06b55f835538aa9db64ce316f9117bba416c0b478166a","target":"record","created_at":"2026-05-18T00:11:16Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"1a00ef829243381c4792f7fe00d91f5044c6a2bb12d9e6bba05ac9bc5ba07a97","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2018-07-06T18:52:03Z","title_canon_sha256":"cc86a659f8b8b9c4b4979ad606974393dbd8c529ced9501ed3d4bf405f2d02de"},"schema_version":"1.0","source":{"id":"1807.02545","kind":"arxiv","version":1}},"canonical_sha256":"bce808c6b140c193230fdf2dbd76bef988a3c597c1a18f93bc785f1f96241a93","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bce808c6b140c193230fdf2dbd76bef988a3c597c1a18f93bc785f1f96241a93","first_computed_at":"2026-05-18T00:11:16.789242Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:11:16.789242Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"uy0ekFGTeZ15MEwQoqHGIxGMKTdE6ZO3wpkMP6kRXmztvjadUWhEfTJtddj0yiq2LERJOtseYrOkOXDoX3Z9DQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:11:16.789969Z","signed_message":"canonical_sha256_bytes"},"source_id":"1807.02545","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:80cb50696d0af831dbe06b55f835538aa9db64ce316f9117bba416c0b478166a","sha256:5e06aea335fb42417b2de84da8471c026ded508809dfb6a6e0f3887982703377"],"state_sha256":"fb6ec7c9211bf16b0fa356f83c9ea8ad4af548de3c808bc240fd7013545aea58"}